Pet water fountain



FIG. 1 is a front elevational view of a pet water fountain showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a top, front and right side perspective view thereof;

FIG. 8 is a bottom, front and right side perspective view thereof;

FIG. 9 is an enlarged detail view of area 9 circumscribed within FIG. 1;

FIG. 10 is an enlarged detail view of area 10 circumscribed within FIG. 6; and,

FIG. 11 is an enlarged detail view of area 11 circumscribed within FIG. 7.

The dot dash dot broken lines depict the boundaries of the detail areas and form no part of the claim. 

CLAIM The ornamental design for a pet water fountain, as shown and described. 